740943 has 24 divisors (see below), whose sum is σ = 1289600. Its totient is φ = 400464.

The previous prime is 740939. The next prime is 740951. The reversal of 740943 is 349047.

It is not a de Polignac number, because 740943 - 2² = 740939 is a prime.

It is a Duffinian number.

740943 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 740943.

It is not an unprimeable number, because it can be changed into a prime (740903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 888 + ... + 1506.

2⁷⁴⁰⁹⁴³ is an apocalyptic number.

740943 is a deficient number, since it is larger than the sum of its proper divisors (548657).

740943 is a wasteful number, since it uses less digits than its factorization.

740943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651 (or 648 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 740943 is about 860.7804598154. The cubic root of 740943 is about 90.4888217118.

The spelling of 740943 in words is "seven hundred forty thousand, nine hundred forty-three".